X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=uart_send_nowait.c;fp=uart_send_nowait.c;h=0000000000000000000000000000000000000000;hb=57895b3bb2fe0582c589685b7df34f3968b346ec;hp=0aad843fd0cb1c002121b7a5b8c84f6cd00c85d3;hpb=9a9b64112aee5ab26398b46cb13b7e49c292a355;p=protos%2Fxbee-avr.git

diff --git a/uart_send_nowait.c b/uart_send_nowait.c
deleted file mode 100644
index 0aad843..0000000
--- a/uart_send_nowait.c
+++ /dev/null
@@ -1,69 +0,0 @@
-/*  
- *  Copyright Droids Corporation, Microb Technology, Eirbot (2005)
- * 
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program; if not, write to the Free Software
- *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
- *
- *  Revision : $Id: uart_send_nowait.c,v 1.1.2.2 2008-12-27 16:50:01 zer0 Exp $
- *
- */
-
-/* Olivier MATZ, Droids-corp 2004 - 2009 */
-
-#include <uart.h>
-#include <uart_defs.h>
-#include <uart_private.h>
-
-
-/* send a char, or put it in the fifo if uart is not ready. Return -1
- * if fifo is full */
-int uart_send_nowait(uint8_t num, char c)
-{
-	uint8_t flags;
-
-	IRQ_LOCK(flags);
-
-	/* if uart intrp mode is disabled (note that we look rx */
-	/* intrp -- RXCIE is 0) */
-	if ( !(*uart_regs[num].ucsrb & (1 << RXCIE )) ) {
-		/* we have to poll the status register before xmit */
-		if (*uart_regs[num].ucsra & (1<<UDRE)) {
-			uart_set_udr(num, c);
-			IRQ_UNLOCK(flags);
-			return 0;
-		}
-		else {
-			IRQ_UNLOCK(flags);
-			return -1;
-		}
-	}
-
-	if (CIRBUF_IS_FULL(&g_tx_fifo[num])) {
-		IRQ_UNLOCK(flags);
-		return -1;
-	}
-
-	/* uart is ready to send */
-	if (CIRBUF_IS_EMPTY(&g_tx_fifo[num]) && 
-	    *uart_regs[num].ucsra & (1<<UDRE)) {
-		uart_set_udr(num, c);
-		sbi(*uart_regs[num].ucsrb, UDRIE); /* XXX */
-	}
-	else { /* not ready, put char in fifo */
-		cirbuf_add_head(&g_tx_fifo[num], c);
-	}
-
-	IRQ_UNLOCK(flags);
-	return 0;
-}